course/semester2/pprog/assignment0/main.c

   1 /**
   2  * @file main.c
   3  * @purpose Main program for N-Body simulator (single threaded)
   4  * @author Sam Moore
   5  * @date August 2012
   6  */
   7
   8 #include <stdlib.h>
   9 #include <stdio.h>
  10 #include <stdbool.h>
  11 #include <assert.h>
  12
  13 #include "nbody.h"
  14
  15 int main(int argc, char ** argv)
  16 {
  17
  18         System system;
  19         System_Init(&system, (float[3]){320,240,0}, 0.1, 10, 1);
  20         #ifdef _GRAPHICS_H
  21                 Graphics_Init("N-Body", 640, 480);
  22         #endif //_GRAPHICS_H
  23
  24         assert(System_AddBody(&system, 1, (float[2]){0.0f,0.0f}, (float[2]){0.0f,0.0f})->exists);
  25         assert(System_AddBody(&system, 0.01, (float[2]){120.0f, -120.0f}, (float[2]){-1.1f, 1.0f})->exists);
  26         while (true)
  27         {
  28
  29                 System_Step(&system);
  30                 //System_WriteData(&system, stdout);
  31                 #ifdef _GRAPHICS_H
  32                         Graphics_Clear(1, 1, 1); //Clear screen
  33                         System_Draw(&system); //Draw system
  34                         Graphics_Update(); //Update screen
  35                         Process_Events(); //Process SDL events
  36                 #endif //_GRAPHICS_H
  37
  38         }
  39         System_Destroy(&system);
  40         return 0;
  41 }
  42